A. Lange & Söhne. A very fine and rare 18K pink gold limited edition twin barrel one minute tourbillon wristwatch with oversized date and up and down indicator

SIGNED A. LANGE & SÖHNE, GLASHÜTTE I/SA, LANGE 1 TOURBILLON MODEL, NO. 6/250, REF. 704.032F, MOVEMENT NO. 16276, CASE NO. 129006, CIRCA 2002

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A. Lange & Söhne. A very fine and rare 18K pink gold limited edition twin barrel one minute tourbillon wristwatch with oversized date and up and down indicator
Signed A. Lange & Söhne, Glashütte I/SA, Lange 1 Tourbillon model, No. 6/250, ref. 704.032F, movement no. 16276, case no. 129006, circa 2002
Cal. L961.1 three quarter plate gilt-finished twin barrel lever movement, 49 jewels and 2 diamond endstones, screwed gold chatons, gold lever and gold escape wheel, finely hand-engraved gold bridges, the three armed polished steel tourbillon carriage visible through a glazed aperture in the solid silver dial, eccentric hour dial with applied Roman and baton numerals, large double window for date, eccentric aperture for up and down indicator, in large circular case with push button date corrector in the band, downturned lugs, the glazed display back secured by six screws, 18K pink gold A. Lange & Söhne deployant clasp, case, dial and movement signed
38 mm. diam.

Lot Essay

Accompanied by A. Lange & Söhne International Guarantee dated 2002, Guarantee & Services booklet, instruction manual.

The Lange 1 Tourbillon model was in production between 2000 and 2003 and made in a limited edition of 250 examples in pink gold and 150 in platinum. It is the world's first wristwatch combining a tourbillon, a patented oversized date, twin barrels for the three days' power reserve and a progressive power reserve indicator.

The movement is composed of 378 parts, the tourbillon consists of 72 pieces, its miniature steel cage is suspended between two diamond endstones and contains the balance wheel, the balance spring and the escapement.

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